If the hardness setting is changed, the LED indicator for the water-softener button will con- firm the change by remaining illuminated con- tinuously for 5 seconds and then flashing again.

The number of flashes corresponds to the new hardness setting.

The sequence of flashes is repeated several times after a 5 second pause.

11.Once the hardness setting is correct press the ON/OFF switch.

The hardness setting is then saved.

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Electrolux ESI 6220 manual